133815484518331 has 16 divisors (see below), whose sum is σ = 169184676976128. Its totient is φ = 102803189126400.

The previous prime is 133815484518283. The next prime is 133815484518337.

133815484518331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 133815484518331 - 2¹⁷ = 133815484387259 is a prime.

It is a super-2 number, since 2×133815484518331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133815484518337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12238469430 + ... + 12238480363.

It is an arithmetic number, because the mean of its divisors is an integer number (10574042311008).

Almost surely, 2^{133815484518331} is an apocalyptic number.

133815484518331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133815484518331 is a deficient number, since it is larger than the sum of its proper divisors (35369192457797).

133815484518331 is a wasteful number, since it uses less digits than its factorization.

133815484518331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24476949882.

The product of its digits is 16588800, while the sum is 58.

The spelling of 133815484518331 in words is "one hundred thirty-three trillion, eight hundred fifteen billion, four hundred eighty-four million, five hundred eighteen thousand, three hundred thirty-one".